{"product_id":"dorman-626-663-hvac-heater-hose-assembly","title":"Dorman 626-663 HVAC Heater Hose Assembly - Inlet","description":"\u003ch2\u003eOverview of Dorman HVAC Heater Hose Assembly 626-663\u003c\/h2\u003e\u003cp\u003eThe Dorman HVAC Heater Hose Assembly 626-663 is designed for reliable heating and cooling system performance in select GM vehicles. Engineered to meet OEM specifications, this molded assembly ensures proper coolant flow and system integrity for Buick Montana, Chevrolet Uplander, Pontiac Relay, and Saturn Terraza models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed with durable aluminum, plastic, and rubber materials\u003c\/li\u003e\n\u003cli\u003eIncludes clamps for secure attachment at all hose ends\u003c\/li\u003e\n\u003cli\u003eMolded branched hose assembly with three branches for efficient coolant routing\u003c\/li\u003e\n\u003cli\u003eProtective sleeve attached to resist abrasion and wear\u003c\/li\u003e\n\u003cli\u003eCompatible with heater systems requiring 1.126 to 1.161 inch inside diameter hose ends\u003c\/li\u003e\n\u003cli\u003eMaximum working pressure rated at 100 PSI\u003c\/li\u003e\n\u003cli\u003eCenterline length of 9.54 inches for precise fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 626-663 HVAC Heater Hose Assembly is a branched coolant hose designed to replace worn or damaged heater hoses in specific GM minivans and crossovers. This assembly features a combination of aluminum, plastic, and rubber components to provide flexibility, durability, and resistance to heat and pressure. The molded hose shape ensures a precise fit within the engine bay, reducing the risk of leaks or kinks. Each hose end is secured with included clamps, facilitating a tight seal and easy installation. The attached protective sleeve adds an extra layer of protection against abrasion from engine components or vibration.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis heater hose assembly is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuick Montana\u003c\/li\u003e\n\u003cli\u003eChevrolet Uplander\u003c\/li\u003e\n\u003cli\u003ePontiac Relay\u003c\/li\u003e\n\u003cli\u003eSaturn Terraza\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is specifically designed for HVAC systems requiring a branched heater hose assembly with three branches and hose end diameters ranging from 1.126 to 1.161 inches inside diameter.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Heater Hose Assembly\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLeaking or cracked heater hoses causing coolant loss\u003c\/li\u003e\n\u003cli\u003eReduced heater performance due to restricted coolant flow\u003c\/li\u003e\n\u003cli\u003eHose deterioration from heat and pressure exposure\u003c\/li\u003e\n\u003cli\u003eLoose or damaged hose clamps leading to coolant leaks\u003c\/li\u003e\n\u003cli\u003eWear from abrasion or contact with engine components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure engine is cool before beginning installation to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse the included clamps to secure all hose ends tightly\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eVerify hose routing matches original configuration to prevent kinks\u003c\/li\u003e\n\u003cli\u003eCheck coolant levels and system pressure after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this heater hose assembly to meet or exceed OEM standards for fit, form, and function. The assembly is constructed from high-quality materials including aluminum, plastic, and rubber to withstand typical operating conditions. While specific warranty details are not provided, Dorman products generally come with a limited warranty against defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44040852209845,"sku":"BKKY-626-663","price":124.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_626663_Ang.jpg?v=1775009859","url":"https:\/\/www.partcatalog.com\/products\/dorman-626-663-hvac-heater-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}